Eckersley, C. E., & Eckersley, J. M. (1960). A comprehensive English grammar for foreign students. Longmans Phoenix Press.
Citazione stile Chigago Style (17a edizione)Eckersley, Charles Ewart, e J. M. Eckersley. A Comprehensive English Grammar for Foreign Students. [London], Quezon City: Longmans Phoenix Press, 1960.
Citatione MLA (9a ed.)Eckersley, Charles Ewart, e J. M. Eckersley. A Comprehensive English Grammar for Foreign Students. Longmans Phoenix Press, 1960.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.